‘The law of limiting factors’ was proposed by

In which of the following stage cell cycle DNA replication take place?

The soils of very cold climates which are defined as containing permafrost within two meters of the soil surface belongs to the order

Which of the following is best suited as catch crop? 

During meiosis origin of synaptonemal complex occurs in

Relatively more hygroscopic fertilizer is:

Bright yellow slimy ooze on wheat glumes and ears are symptoms of which disease? 

What is the typical range of R:S ratios for bacteria and fungi in the rhizosphere?

The aroma in rice is due to the presence of ____

Molybednosis in cattle  is caused when concentration of Molybednum in fodder is